Display screen or portion thereof with transitional graphical user interface



A portion of the disclosure of this patent document contains material which is subject to copyright protection by General Electric Company. The copyright owner has no objection to the photocopy reproduction by anyone of the patent document for the patent disclosure in exactly the form it appears in the USPTO patent file or records, but otherwise reserves all copyright rights whatsoever.

FIG. 1 is a front view of a first image of a display screen or portion thereof with transitional graphical user interface showing our new design; and,

FIG. 2 is a front view of a second image of a display screen or portion thereof with transitional graphical user interface showing our new design.

The appearance of the transitional graphical user interface sequentially transitions between the images shown in FIGS. 1-2. The process or period in which one image transitions to another image forms no part of the claimed design.

The outermost broken lines illustrate a display screen or portion thereof and form no part of the claimed design. The remaining broken lines, illustrating portions of the graphical user interface, form no part of the claimed design. 

CLAIM The ornamental design for a display screen or portion thereof with transitional graphical user interface, as shown and described. 